BR Class 58 XL Sound Decoder, 58515 Pin Header Decoder for Heljan O Gauge Model

Below is a list of the Function keys and their assignments applicable to this model. F0.   Lights On /Off F1.   Sound On/Off F2.   Horn 1, Two Tone F3.   Horn 2, Two Tone F4.   Horn 3, Single Tone F5.   Buffer Up F6.   Triple Joint Noise F7.   Flange Squeal F8.   Air Tick F9.   Sleeper Groan F10. Carriage door Slam F11. Guards Whistle F12. High intensity with direction of travel F13. Reds No.1 end F14. Reds No.2 end F15. Cab lights in direction of travel F16. Fan F17. Acceleration/Deceleration Over ride F18. Switching mode F19. Drive Hold F20. Fade out sound F21. Seagull